JP7365933B2 - 漏水検知装置 - Google Patents
漏水検知装置 Download PDFInfo
- Publication number
- JP7365933B2 JP7365933B2 JP2020027760A JP2020027760A JP7365933B2 JP 7365933 B2 JP7365933 B2 JP 7365933B2 JP 2020027760 A JP2020027760 A JP 2020027760A JP 2020027760 A JP2020027760 A JP 2020027760A JP 7365933 B2 JP7365933 B2 JP 7365933B2
- Authority
- JP
- Japan
- Prior art keywords
- water leakage
- leakage detection
- detection device
- water
- electrode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
- G01M3/18—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
- G01M3/182—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for tubes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
- G01M3/165—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means by means of cables or similar elongated devices, e.g. tapes
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/20—Status alarms responsive to moisture
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
Description
以下、図面を参照して、本発明の第1の実施形態について説明する。図1は、本実施形態にかかる漏水検知装置の一例を示す概略図である。
以下、図面を参照して、本発明の第2の実施形態について説明する。図2は、本実施形態にかかる漏水検知装置21の一例を示す概略図である。また、図3は、本実施形態にかかる漏水警報装置22の一例を示す概略図である。なお、第1の実施形態と同じ構成要素については同じ符号をつけ、説明は省略する。
2、22 漏水警報装置
3 自己診断用電源
4 センサ部
5、23 漏水検知回路
11 第1の電極
12 第2の電極
13 抵抗
14 ダイオード
15 定電圧レギュレータ
16 タイマー
17 電池
18 第1の入力端子
19 第2の入力端子
24 送信アンテナ
25 漏水警報装置親機
26 受信アンテナ
27 蓄電昇圧回路
28 無線送信回路
Claims (3)
- 一対の金属電極と、
前記一対の金属電極の一端に接続され、前記一対の金属電極間の電位差によって警報を発報する警報装置と、
前記一対の金属電極の他端に接続され、前記一対の金属電極間に電圧を印加する電源を備える漏水検知装置。 - 前記一対の金属電極は、標準電極電位の異なる異種金属であることを特徴とする請求項1に記載の漏水検知装置。
- 前記電源は、抵抗と、ダイオードと、定電圧源と、タイマーとを備えることを特徴とする請求項1記載の漏水検知装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020027760A JP7365933B2 (ja) | 2020-02-21 | 2020-02-21 | 漏水検知装置 |
US17/175,016 US11674864B2 (en) | 2020-02-21 | 2021-02-12 | Water leakage detection device |
CN202110189198.2A CN113295340A (zh) | 2020-02-21 | 2021-02-19 | 漏水探测装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020027760A JP7365933B2 (ja) | 2020-02-21 | 2020-02-21 | 漏水検知装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021131339A JP2021131339A (ja) | 2021-09-09 |
JP7365933B2 true JP7365933B2 (ja) | 2023-10-20 |
Family
ID=77318941
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020027760A Active JP7365933B2 (ja) | 2020-02-21 | 2020-02-21 | 漏水検知装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11674864B2 (ja) |
JP (1) | JP7365933B2 (ja) |
CN (1) | CN113295340A (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001296201A (ja) | 2000-04-14 | 2001-10-26 | Tokin Corp | 漏水検知器 |
JP2011158468A (ja) | 2010-01-06 | 2011-08-18 | Osaka Gas Co Ltd | 電気化学式センサの診断方法及び電気化学式センサ |
JP2013167551A (ja) | 2012-02-16 | 2013-08-29 | Railway Technical Research Institute | 地下施設の自己発電型漏水検知センサを用いた検知データ伝達・集約システム |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4266195A (en) * | 1978-12-27 | 1981-05-05 | Keefner Eugene F | Water detector |
JP3001222B2 (ja) * | 1990-03-16 | 2000-01-24 | 住友スリーエム株式会社 | 電食防止回路を有する漏水検知器 |
US5188143A (en) * | 1992-03-09 | 1993-02-23 | Krebs Robert G | Water leakage detection device |
CA2292901C (en) * | 1999-12-16 | 2006-04-25 | Michael R. G. Freill | Oil or water leak detector/alarm system |
US7239246B2 (en) * | 2004-01-29 | 2007-07-03 | Touridan Corporation | System and method for detecting water leakage |
JP4317099B2 (ja) | 2004-08-12 | 2009-08-19 | 日本電信電話株式会社 | 漏水センサーおよび漏水検出システム |
US7956760B2 (en) * | 2005-04-01 | 2011-06-07 | Hill Clyde D | Moisture sensing strips |
US20060244616A1 (en) * | 2005-04-01 | 2006-11-02 | Clyde Hill | Moisture sensing strips |
JP2008233031A (ja) * | 2007-03-23 | 2008-10-02 | Toda Constr Co Ltd | 漏水検知システム |
CN106557056B (zh) * | 2015-09-28 | 2018-11-02 | 广东信禾机电工程有限公司 | 中央空调漏水智能监控装置 |
-
2020
- 2020-02-21 JP JP2020027760A patent/JP7365933B2/ja active Active
-
2021
- 2021-02-12 US US17/175,016 patent/US11674864B2/en active Active
- 2021-02-19 CN CN202110189198.2A patent/CN113295340A/zh active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001296201A (ja) | 2000-04-14 | 2001-10-26 | Tokin Corp | 漏水検知器 |
JP2011158468A (ja) | 2010-01-06 | 2011-08-18 | Osaka Gas Co Ltd | 電気化学式センサの診断方法及び電気化学式センサ |
JP2013167551A (ja) | 2012-02-16 | 2013-08-29 | Railway Technical Research Institute | 地下施設の自己発電型漏水検知センサを用いた検知データ伝達・集約システム |
Also Published As
Publication number | Publication date |
---|---|
JP2021131339A (ja) | 2021-09-09 |
US11674864B2 (en) | 2023-06-13 |
CN113295340A (zh) | 2021-08-24 |
US20210262887A1 (en) | 2021-08-26 |
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